blob: b6897e62dfb7211d451d6177361d3cb6b92f2b0c (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
|
// An extractor with 2 results
object Foo { def unapply(x : String) = Some(Pair(x, x)) }
object Test extends Application {
// Prints 'x'; ought not to compile (or maybe a should be the Pair?).
"x" match { case Foo(a) => Console.println(a) }
// Prints '(x,x)' as expected.
"x" match { case Foo(a, b) => Console.println((a,b)) }
// Gives confusing error 'not found: value c'.
"x" match { case Foo(a, b, c) => Console.println((a,b,c)) }
}
|
